Welcome to Yitaoju Co., Ltd. Magnetic Educational Tool: This set of math teach cubes is designed to enhance learning for elementary students by providing a hands experience with 3D geometric shapes. It aids in teaching fundamental math concepts and encourages creative thinkingTeaching Tool: Ideal for classroom use, these Building Blocks are highly recommended by educators as an effective tool to support teaching, reinforce basic skills, and expand students' cognitive abilitiesDesign: Made from thickened pp material, these 3D Puzzle Cubes are designed to last The design features smooth edges without burrs, ensuring they are secure and easy for children to handle without the risk of Convenient Size: Each cube measures 10x10x10 cm, making them a great size for small hands to manipulate easily while still being large enough to clearly demonstrate mathematical conceptsComplete Set: The package includes 4 sets of math teach cubes, providing ample resources for group activities or individual exploration in both classroom and home settings Size Chart: 10cmx10cmx10cm/3.94inx3.94inx3.94in Package Includes: 4 set Math Teach Cubes Note: 1.This is not infant toy, please take away from children to avoid eating.2.Please allow slightly errors due to manual measurement and different monitors.